Energy Transfer by Appliances
| First | First | Last | Quiz Score Total | Question 1 | 1ai) Select the appliances where energy is transferred to a thermal energy store? | 1aii) Select the appliances where energy is transferred to a kinetic energy store? | 1b) In both the fan and the blender a small amount of energy is transferred to thermal energy store. Why do we not consider this when looking at the energy transfer in these appliances? | 1ci) What is the intended energy transfer taking place in Hair Straighteners? | 1cii) What is the intended energy transfer taking place in a Microwave Oven? | 2a) The unit for power is the watt (W). What does this mean? | 2b) Explain why the clothes dryer has a much greater power rating than a fan? | Quiz Percentage Grade |
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| First | First | Last | Quiz Score Total | Question 1 | 1ai) Select the appliances where energy is transferred to a thermal energy store? | 1aii) Select the appliances where energy is transferred to a kinetic energy store? | 1b) In both the fan and the blender a small amount of energy is transferred to thermal energy store. Why do we not consider this when looking at the energy transfer in these appliances? | 1ci) What is the intended energy transfer taking place in Hair Straighteners? | 1cii) What is the intended energy transfer taking place in a Microwave Oven? | 2a) The unit for power is the watt (W). What does this mean? | 2b) Explain why the clothes dryer has a much greater power rating than a fan? | Quiz Percentage Grade |